hyperexcitable

adjective

ˌhī-pər-ik-ˈsī-tə-bəl How to pronounce hyperexcitable (audio)
Definition of hyperexcitablenext
as in excitable
easily excited by nature those hyperexcitable contestants on TV game shows who celebrate winning by jumping up and down uncontrollably

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of hyperexcitable The synesthesia is locked in, and the hyperexcitable visual cortex no longer drives it. — Elizabeth Preston, Discover Magazine, 18 Nov. 2011
Recent Examples of Synonyms for hyperexcitable
  1. excitable
  2. nervous
Adjective
  • Neurons are electrically excitable cells that fire to positive ionic current flowing into the neuron.
    — Quanta Magazine, Quanta Magazine, 6 Aug. 2026
  • For perspective, listen to Cubs manager Craig Counsell, who is not exactly excitable or prone to exaggeration.
    — Patrick Mooney, New York Times, 24 July 2026
Definition of excitable
Adjective
  • Severe illness can affect the central nervous symptom and result in hospitalization or death.
    — Rashad Williams, CBS News, 12 Aug. 2026
  • Given all that, is Green nervous about working within the system once more?
    — David Canfield, HollywoodReporter, 12 Aug. 2026
Definition of nervous

Browse Nearby Words

hyperemotional
hyperexcitable
hyperexcited
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Cite this Entry

“Hyperexcitable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hyperexcitable. Accessed 16 Aug. 2026.

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